UV Index in Castro del Rio, Spain

Last updated: July 2, 2025

In Castro del Rio, Spain, being aware of the UV Index is crucial for maintaining your skin health and preventing sunburn. With a Mediterranean climate characterized by hot, dry summers, residents and visitors alike are at increased risk of harmful UV exposure, especially during peak hours when the index skyrockets to 11 around midday. Understanding these UV levels not only helps you protect against sun damage but also fosters long-term skin health. Stay informed and enjoy the sunshine safely!

Hourly UV Index in Castro del Rio

As the sun rises, the UV Index begins its gradual ascent, starting at a gentle 1 by 7:00 AM and maintaining that level until 9:00 AM. By 10:00 AM, it reaches a moderate 3, signaling the need for light protection. However, from 11:00 AM onward, the intensity ramps up significantly, peaking at an intense 11 by 2:00 PM. This hour marks the highest point of the day, urging everyone to take extra precautions against harmful UV rays. As the afternoon wanes, the index gradually declines, settling to a comfortable 4 by 6:00 PM and diminishing to a final 2 by 7:00 PM. Be mindful of the sun's power during peak hours to ensure a safe and enjoyable day outdoors!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	3	moderate	30 min
11:00	5	moderate	30 min
12:00	8	very high	15 min
13:00	10	very high	15 min
14:00	11	extreme	10 min
15:00	10	very high	15 min
16:00	9	very high	15 min
17:00	7	high	25 min
18:00	4	moderate	30 min
19:00	2	low	45 min

Monthly UV Index Trends in Castro del Rio

Throughout the year, the UV Index experiences notable variations, with the highest risk months occurring from April to August. During this period, the UV Index peaks at 11 in June and July, categorizing these months as having extreme exposure levels with a burn time of just 10 minutes. In contrast, the lowest risk months are January and December, where the UV Index remains at 3, indicating a moderate risk with a burn time of 30 minutes. Visitors and residents are strongly advised to take precautions during peak months by applying sunscreen, wearing protective clothing, and seeking shade, particularly between 10 a.m. and 4 p.m. to minimize the risk of sunburn and skin damage.

Monthly Maximum UV Index for Castro del Rio, Spain

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Castro del Rio. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Castro del Rio, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Castro del Rio UV Index with Other Spain Cities

The table above highlights how UV exposure in Castro del Rio compares to other major locations across Spain. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Castro del Rio's solar exposure compared to other cities in Spain. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Barcelona UVI	3	4	5	7	8	10	10	9	7	6	3	2
Zaragoza UVI	3	4	6	8	9	11	11	9	8	6	3	2
Valencia UVI	3	4	6	8	9	11	10	9	8	6	4	3
Madrid UVI	3	4	6	8	10	11	11	9	8	6	4	3
Sevilla UVI	3	5	7	9	10	11	10	10	9	7	4	3
Castro del Rio	3	5	7	9	10	11	11	10	9	7	4	3